Greatest Common Factor of 84, 57, 220

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 84, 57, 220 by common division method
• Greatest Common Factor of 84, 57, 220 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Greatest Common Factor

We found the factors 84,57,220 . The biggest common factor number is the GCF number.
So the greatest common factor 84,57,220 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 56, 63, 321
• GCF of 51, 76, 401
• GCF of 78, 90, 300
• GCF of 63, 38, 332
• GCF of 12, 81, 793

1. What is the GCF of 84, 57, 220?

Answer: GCF of 84, 57, 220 is 1.

2. How to Find the GCF of 84, 57, 220

Answer: Greatest Common Factor(GCF) of 84, 57, 220 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(84, 57, 220) = 1.